Answer / ashish sahebrao tekade

If there is a low pressure the arc quenching time of current is low, thats why relay got large time to operate. If there is high pressure of sf6 gas there is a possibility to break a bottle of sf6 gas filled which is harmful of machinery

Answer / k.prakashchandra

And the contacts may get damaged due to prolonged arcing

Sir I hv to fix 20 ton ac how much electrical power need apply?

1 Answers   Sealand Restaurant,

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hot water tank,top element 240v across,the bottom 120v across,why?

1 Answers  

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wat's the procedure to take short circuit current for cable selection

0 Answers  

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HAT IS THE EFFECT OF LOW POWER FACTOR ON THE GENERATING STATION?HOW WILL YOU IMPROVE THE LOW POWER FACTOR?

1 Answers  

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Current chopping mainly occurs in air blast circuit breaker.why?

1 Answers  

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when we start the tube light, then it takes initially 1100 volt, after glow it takes 120 volt?(when we give 220 volt a.c.)

3 Answers  

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How to calculate the transmission losses incase of overhead transmission lines?

6 Answers   Jindal,

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in my industry we are using 3 step up transformers for induction heaters..i.e 415/580v and other are 11/440v.in power consumption does a step trnsformer makes any difference compared to step up?? plz explain

0 Answers  

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what is the procedure for three phase motor differential relay testing can it do with single phase test kit?

1 Answers   ABB,

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what is buffer resistance starter.?.What is the working principle and where it is used..?

0 Answers  

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What will happen if we parallel two transformer with different %impedace?

3 Answers  

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How is earthing done in Aerospace applications such as Flights and spaceships..?

1 Answers  

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